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所在平台: Udemy |
课程主页: https://www.udemy.com/course/practical-sql-skills-for-jobs-businesses-enterpreneurs/
课程评论：没有评论
课程名称：面向岗位、企业和创业者的实用SQL技能 课程概述：SQL无处不在，几乎每个人都会与其接触。许多智能手机和各种数据库系统都在使用SQL，这是目前招聘人员和雇主所要求的最热门IT技能。无论是在银行、医院、大学、政府，还是在小型和大型企业中，SQL都是一个必不可少的技术。通过学习SQL，学员将掌握重要的理论和实践概念，这些概念适用于几乎所有的数据库系统。SQL技能将显著提升你的职业前景，无论是作为合同工还是全职员工，这项技能始终处于需求之中。课程提供丰富的实践操作，涵盖50多个讲座和超过4小时的视频内容，让学员能自信地成为SQL专业人士。 学习内容包括： - 从Oracle数据库表中操作数据 - 修改表内容 - 使用SELECT检索数据 - 使用DELETE删除行 - 通过约束保护数据完整性 - 通过索引提高性能 - 使用INSERT添加表行 - 使用UPDATE更改行内容 - 使用ORDER BY进行结果排序 - 创建各种类型的表连接并获取数据 该课程是一个实用和互动的视频学习体验，适合希望提升SQL技能的学员。
SQL is everywhere, and I'm not saying that because I want you to use it. It's just a fact. I bet you have some in your pocket right now. All Android Phones and iPhones.SQL for several years and currently is the most in demand IT Skill requested by recruiters and employers. It is used anywhere there is a database present.It runs banks, hospitals, universities, governments, small businesses, large ones, just about every computer and every person on the planet eventually touches something running SQL. SQL is an incredibly successful and solid technology that has been around for years and will be here for a long time to come. By learning SQL, you actually will learn important theoretical and practical concepts that apply to nearly every data storage system past and present.SQL Skills will greatly improve your job prospects either as a contractor or full time employment. It is a useful skill that is always in demand due to its usefulness. It's everywhere there is a database. The skills you learn on this course will be enough to confidently work as an SQL professional.This is a practical hands on video based course with over 50 lectures and over 4 hours of content.You will Learn how to:· Manipulate Data from an oracle database table· Modifying table contents· Retrieve data with SELECT· Remove rows with DELETE· Protect data integrity with constraints· Improve performance with indexes· Add table rows with INSERT· Change row content with UPDATE· Sort the result with ORDER BY· Create various types of Table Joins and get data from them
